Heroku: Heroku removed the 'Predictable performance' feature entry from the Performance-2XL Dyno feature list. 'Includes all St…

["Includes all Standard features","Predictable performance","Autoscaling"] → ["Includes all Standard features","Autoscaling"]

Heroku removed the 'Predictable performance' feature entry from the Performance-2XL Dyno feature list. 'Includes all Standard features' and 'Autoscaling' remained.